CN212044542U - Automatic tight machine cutter box that expands of conducting bar - Google Patents
Automatic tight machine cutter box that expands of conducting bar Download PDFInfo
- Publication number
- CN212044542U CN212044542U CN202020628139.1U CN202020628139U CN212044542U CN 212044542 U CN212044542 U CN 212044542U CN 202020628139 U CN202020628139 U CN 202020628139U CN 212044542 U CN212044542 U CN 212044542U
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- cutter
- handle
- box body
- hole
- guide bar
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Abstract
The utility model discloses a cutter box for a guide bar automatic expanding machine, which comprises a cover plate and a cutter box body, wherein the cover plate is provided with a cover plate hole and a cover plate fixing hole A, the cutter box body is provided with a cover plate fixing hole B, and the bottom of the cutter box body is provided with a cutter outlet; a cutter is arranged in the cutter box body and comprises a cutter handle and a cutter head, the cutter head is arranged on the cutter handle, the cutter handle is provided with a flange, and the bottom of the cutter handle is provided with a cutter head mounting hole; an elastic component is further arranged in the cutter box body. Still install the cutter guide bar in the cutter box body, the cutter guide bar passes the handle of a knife, and cutter guide bar one end is installed in cutter guide bar mounting hole A, and the other end is installed in cutter guide bar mounting hole B. The utility model discloses a handle of a knife and tool bit are split type design, when the tool bit damages, conveniently change the tool bit, and the cutter guide bar that is equipped with guarantees the exactness of tool bit processing position, avoids the tool bit to appear shifting.
Description
Technical Field
The utility model belongs to the technical field of the machining cutter, concretely relates to automatic tight machine tool holder that expands of conducting bar.
Background
Copper conducting bars of the squirrel-cage rotor of the alternating current motor need to be tightly fixed in a rotor core slot in an expanding mode so as to prevent the copper conducting bars from generating axial displacement in the manufacturing process of the rotor and the running process of the motor. The iron core grooves are generally axially arranged on the circumferential side face of the rotor, the conducting bars are distributed in the iron core grooves, the number of the conducting bars is large, and the expansion workload is large.
The original conducting bar expansion method mainly comprises two methods, namely handheld pneumatic impact expansion and equipment extrusion expansion. However, the manual hand-held pneumatic impact expansion mode has overlarge labor intensity, unstable expansion depth of the guide bar and uneven quality. And through the tight mode of equipment extrusion, the electric motor rotor of equidimension need design the different mould of preparation to lead to the commonality of equipment poor.
Aiming at the problems, technical personnel design the automatic conducting bar expansion machine which can improve the expansion efficiency of the conducting bars of the motor rotor, ensure the uniform expansion degree of each conducting bar and has wide application range. The development of a tool box used in conjunction with the automatic conducting bar expander is a technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides an automatic tight machine tool holder that expands of conducting bar adopts technical scheme as follows:
a cutter box for an automatic conducting bar tensioning machine comprises a cover plate and a cutter box body, wherein a cover plate hole and a cover plate fixing hole A are formed in the cover plate, a cover plate fixing hole B is formed in the cutter box body, and a cutter outlet is formed in the bottom of the cutter box body; a cutter is arranged in the cutter box body and comprises a cutter handle and a cutter head, the cutter head is arranged on the cutter handle, the cutter handle is provided with a flange, and the bottom of the cutter handle is provided with a cutter head mounting hole; and an elastic component is also arranged in the cutter box body and used for supporting the cutter to reciprocate up and down.
Preferably, the elastic part is a cutter spring, and the cutter spring is sleeved on the cutter handle.
Preferably, the copper sheathing is installed to the cutter export of cutter box, the bottom surface of cutter box body has seted up and has supported the step face, and the copper sheathing is located and supports the step face.
Preferably, the cutter box is provided with an elliptical hole, and screw holes are formed in two sides of the elliptical hole.
Preferably, still install the cutter guide bar in the cutter box body, the apron is equipped with cutter guide bar mounting hole A, cutter guide bar mounting hole B has been seted up to cutter box body bottom surface, the cutter guide bar passes the handle of a knife, and cutter guide bar one end is installed in cutter guide bar mounting hole A, and the other end is installed in cutter guide bar mounting hole B.
Preferably, a spacer bush B is further installed outside the cutter guide rod, a spacer bush hole is formed in the flange of the cutter handle, and the diameter of the spacer bush hole is larger than that of the spacer bush B.
Preferably, a spacer bush A is further installed outside the cutter guide rod, the spacer bush A is located above the cutter handle, and the diameter of the spacer bush A is larger than that of the spacer bush hole.
Preferably, the top end of the knife handle is provided with a groove.
Preferably, the two sides of the tool tip of the tool bit are in a rounded design.
The utility model has the advantages that:
1. the utility model discloses a handle of a knife is split type design with the tool bit, when the tool bit damages, conveniently changes the tool bit.
2. The utility model discloses the cutter spring that is equipped with can provide the resilience force for the cutter, cooperatees with cutter motion drive arrangement, realizes the up-and-down motion of cutter.
3. The cutter guide rod has guidance, so that the correctness of the machining position of the cutter head is ensured, and the cutter head is prevented from shifting.
4. The spacer bush A arranged can avoid collision with the cover plate when the cutter rebounds.
5. The design of the fillets on two sides of the tool nose of the tool bit can reduce the friction between the tool bit and a workpiece to be machined, and prolong the service life of the tool bit.
6. The copper sleeve at the cutter outlet has good wear resistance, is convenient to replace and has guidance.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a cover plate;
FIG. 3 is a schematic structural view of a cutter cartridge body;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic view of the structure of the tool shank;
FIG. 6 is a schematic view of a tool tip configuration;
FIG. 7 is a schematic view of the mechanism of the tool guide bar;
in the figure, 1, cover plate hole A; 2. a cutter guide rod mounting hole A; 3. a cover plate; 4. a spacer bush A; 5. a knife handle; 6. a spacer bush B; 7. a cutter cartridge body; 8. an elliptical hole; 9. a cutter spring; 10. supporting the step surface; 11. a cutter guide rod mounting hole B; 12. a copper sleeve; 13. a cutter head; 14. a cover plate fixing hole A; 15. a cover plate fixing hole B; 16. a screw hole; 17. a cutter outlet; 18. a groove; 19. a sleeve separating hole; 20. a cutter head mounting hole; 21. a cutter head fixing hole A; 22. a cutter head fixing hole B; 23. a cutter guide bar.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-7, a cutter box for a guide bar automatic expanding machine comprises a cover plate and a cutter box body, wherein the cover plate is provided with a cover plate hole, a cover plate fixing hole a and a cutter guide rod mounting hole a, the cutter box body is provided with a cover plate fixing hole B, and the cover plate is fixed on the cutter box through the cover plate fixing hole A, B by bolts. The bottom of the cutter box body is provided with a cutter outlet and a cutter guide rod mounting hole B; a cutter and a cutter guide rod are arranged in the cutter box body, the cutter comprises a cutter handle and a cutter head, the cutter handle is provided with a flange, the bottom of the cutter handle is provided with a cutter head mounting hole and a cutter head fixing hole A, and the cutter head is provided with a cutter head fixing hole B (when the cutter is mounted, the cutter head is aligned to the cutter head mounting hole, and then the cutter head is fixed on the cutter handle through the cutter head fixing hole A, B by using a bolt); the cutter guide rod is also provided with a spacer bush B, a spacer bush hole is formed in a flange of the cutter handle, the diameter of the spacer bush hole is larger than that of the spacer bush B, and the spacer bush B is in sliding connection with the spacer bush hole; the cutter guide rod is also provided with a spacer bush A outside, the spacer bush A is positioned above the cutter handle, and the diameter of the spacer bush A is larger than that of the spacer bush hole. The cutter guide rod penetrates through the sleeve separating hole, one end of the cutter guide rod is installed in the cutter guide rod installation hole A, and the other end of the cutter guide rod is installed in the cutter guide rod installation hole B.
Still be equipped with elastomeric element in the cutter box body, in this embodiment elastomeric element is the cutter spring, supports cutter up-and-down reciprocating motion, the cutter spring housing is established on the handle of a knife. The cutter outlet is provided with a copper sleeve, the bottom surface of the cutter box body is provided with a supporting step surface, the copper sleeve is positioned on the supporting step surface, and the cutter spring is positioned between the flange and the copper sleeve.
The tool box is provided with an elliptical hole, and screw holes are formed in two sides of the elliptical hole (the proximity switch is fixed through the screw holes by bolts). The elliptical holes are symmetrically distributed along the axial direction of the cutter box body.
In this embodiment, the top of handle of a knife is equipped with the recess. The utility model discloses during the use, the output of cutter motion drive arrangement (not drawn in the picture) can pass the apron hole with the recess cooperatees, drives the cutter motion.
The utility model discloses a handle of a knife is split type design with the tool bit, when the tool bit damages, conveniently changes the tool bit. And the design of the fillets on the two sides of the tool nose of the tool bit can reduce the friction between the tool bit and a workpiece to be processed and prolong the service life of the tool bit.
The utility model discloses the cutter spring that is equipped with can provide the resilience force for the cutter, cooperatees with cutter motion drive arrangement, realizes the up-and-down motion of cutter. Meanwhile, the cutter guide rod is arranged, so that the correctness of the machining position of the cutter head is guaranteed, and the cutter head is prevented from shifting.
The above description is only a preferred embodiment of the present invention, the protection scope of the present invention is not limited thereto, and any person skilled in the art can obviously obtain simple changes or equivalent replacements of the technical solutions within the technical scope of the present invention.
Claims (9)
1. The utility model provides an automatic tight machine cutter box that expands of conducting bar which characterized in that: the cutting tool comprises a cover plate and a cutting tool box body, wherein a cover plate hole and a cover plate fixing hole A are formed in the cover plate, a cover plate fixing hole B is formed in the cutting tool box body, and a cutting tool outlet is formed in the bottom of the cutting tool box body; a cutter is arranged in the cutter box body and comprises a cutter handle and a cutter head, the cutter head is arranged on the cutter handle, the cutter handle is provided with a flange, and the bottom of the cutter handle is provided with a cutter head mounting hole; and an elastic component is also arranged in the cutter box body and used for supporting the cutter to reciprocate up and down.
2. The tool box for the automatic conducting bar expander of claim 1, wherein: the elastic component is a cutter spring, and the cutter spring is sleeved on the cutter handle.
3. The tool box for the automatic conducting bar expander of claim 1, wherein: the copper sheathing is installed to the cutter export of cutter box, the bottom surface of cutter box body has been seted up and has been supported the step face, and the copper sheathing is located and supports the step face.
4. The tool box for the automatic conducting bar expander of claim 1, wherein: the cutter box is provided with an elliptical hole, and screw holes are formed in two sides of the elliptical hole.
5. The tool box for the automatic bar expander according to any one of claims 1 to 4, wherein: still install the cutter guide bar in the cutter box body, the apron is equipped with cutter guide bar mounting hole A, cutter guide bar mounting hole B has been seted up to cutter box body bottom surface, the cutter guide bar passes the handle of a knife, and cutter guide bar one end is installed in cutter guide bar mounting hole A, and the other end is installed in cutter guide bar mounting hole B.
6. The tool box for the automatic conducting bar expander of claim 5, wherein: and a spacer bush B is further installed outside the cutter guide rod, a spacer bush hole is formed in the flange of the cutter handle, and the diameter of the spacer bush hole is larger than that of the spacer bush B.
7. The tool box for the automatic conducting bar expander of claim 6, wherein: the cutter guide rod is also provided with a spacer bush A outside, the spacer bush A is positioned above the cutter handle, and the diameter of the spacer bush A is larger than that of the spacer bush hole.
8. The tool box for the automatic bar expander according to any one of claims 1 to 4, wherein: the top of handle of a knife is equipped with the recess.
9. The tool box for the automatic bar expander according to any one of claims 1 to 4, wherein: the two sides of the tool nose of the tool bit are designed to be rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628139.1U CN212044542U (en) | 2020-04-23 | 2020-04-23 | Automatic tight machine cutter box that expands of conducting bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628139.1U CN212044542U (en) | 2020-04-23 | 2020-04-23 | Automatic tight machine cutter box that expands of conducting bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212044542U true CN212044542U (en) | 2020-12-01 |
Family
ID=73510391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020628139.1U Active CN212044542U (en) | 2020-04-23 | 2020-04-23 | Automatic tight machine cutter box that expands of conducting bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212044542U (en) |
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2020
- 2020-04-23 CN CN202020628139.1U patent/CN212044542U/en active Active
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